Home / 111,777.12-154,255.32-60,793.02

Finding the Fourth Proportional to 111,777.12, 154,255.32 and 60,793.02

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Solution

The fourth proportional to 111,777.12, 154,255.32 and 60,793.02 is: 83,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,777.12 : 154,255.32 = 60,793.02 : x
  2. Step 2: Convert to fraction form
    111,777.12/154,255.32 = 60,793.02/x
  3. Step 3: Cross multiply
    111,777.12x = 154,255.32 × 60,793.02
  4. Step 4: Simplify right side
    111,777.12x = 9,377,646,753.87
  5. Step 5: Solve for x
    x = 9,377,646,753.87/111,777.12
  6. Step 6: Final answer
    x = 83,895.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.